Tecmojo 1U 4-Post Vented Server Rack Mount Shelf,21.7in Deep with Adjustable Depth 13.5-31.8 Inch,Supports to 242 lbs,Universal Tray for 19 Inch AV/Network Equipment Rack,Black

Universal 19"
Fit: This 1U 4-post server rack mount shelf is designed to fit 19in server racks and cabinets, fixed surface depth of 21.7 in, adjustable mounting depth from 13.5 to 31.8 in, according to the depth of the rack
Sturdy and Durable: Constructed with SPCC commercial cold rolled steel, this fixed rack mount shelf supports up to 242lbs, especially for heavy IT equipment like tower server, UPS, NAS, amplifier and so on
Maximize Ventiliation: The vented design ensures server rack shelf consistent airflow to effectively dissipate heat, prevent equipment from being damaged due to overheating
Widely Application: The adjustable rack shelf can be used normally or flipped over to save space, Ideal accessory for your IT, data, networking, AV or other equipments in home, studio and office
Comprehensive Service: Easy to install, with video or instruction for reference; Equipped with two types of mounting screws suitable for square and tapped hole; And with cable tie and anti-slip stop for easy management